Overview

Gallagher continues to experience significant global growth, fueled in large part by an active and strategic M&A approach. As we bring new organizations into the Gallagher family, ensuring seamless integration—both operationally and culturally—is critical to sustaining that momentum. This is where the Integration Management Office (IMO) plays a pivotal role. As part of this team, the Senior M&A Change Management Strategist will sit at the center of transformation, helping guide organizations, leaders, and employees through complex change with clarity, structure, and purpose. Reporting to Gallagher’s Integration Management Office Change Management M&A Leader, this role offers a unique opportunity to influence how newly acquired businesses are onboarded, aligned, and positioned for long-term success within Gallagher’s ecosystem. You’ll work across business units, corporate functions, and global teams—making this a highly visible and impactful position. This ...